| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Modesto | 1 | 220,058 | 218,691 | 0.18% | 5,075 | 43 | City |
| Turlock | 2 | 72,901 | 72,740 | 0.05% | 4,340 | 17 | City |
| Ceres | 3 | 48,862 | 49,707 | -0.24% | 5,144 | 9 | City |
| Patterson | 4 | 27,077 | 23,814 | 1.84% | 3,477 | 8 | City |
| Riverbank | 5 | 26,783 | 24,940 | 0.85% | 5,686 | 5 | City |
| Oakdale | 6 | 23,253 | 23,207 | 0.03% | 3,735 | 6 | City |
| Newman | 7 | 12,446 | 12,389 | -0.06% | 5,805 | 2 | City |
| Waterford | 8 | 9,295 | 9,134 | 0.4% | 3,942 | 2 | City |
| Hughson | 9 | 8,155 | 7,487 | 1.29% | 4,279 | 2 | City |
Modesto is the largest city in Stanislaus County, with a population of 220,058.
Hughson is the smallest city in Stanislaus County, with a population of 8,155.
There are 9 cities in Stanislaus County, California.